Yunnan Aluminium Co., Ltd. produces and sells aluminum primarily in China. It operates through three segments: Alumina, Primary Aluminum, and Other. The company offers cast aluminum alloy ingots; wrought aluminum and aluminum alloy round ingots; wrought aluminum and aluminum alloy flat castings; aluminum home furnishing; aluminum and aluminum alloy welding materials; aluminum alloy welding wires; and electrician round aluminum rod. It also provides aluminum ingots/refined aluminum ingots for remelting, metallurgical grade alumina, and carbon for aluminum. The company's products are used in electronics, aerospace, transportation, optical, chemical metallurgical, automobile lightweighting, rail transportation, shipbuilding, automotive, architectural decoration, 3C electronics, packaging and printing, power, communications, and machinery industries, as well as in the production of corundum, ceramics, and refractory materials. The company was founded in 1970 and is headquartered in Kunming, China.